Queries.java
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/*
* This file is a part of EpnTAPClient.
* This program aims to provide EPN-TAP support for software clients, like CASSIS spectrum analyzer.
* See draft specifications: https://voparis-confluence.obspm.fr/pages/viewpage.action?pageId=559861
* Copyright (C) 2016 Institut de Recherche en Astrophysique et Planétologie.
*
* This program is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public License as published
* by the Free Software Foundation, either version 3 of the License, or (at your option) any later
* version. This program is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details. You should have received a copy of
* the GNU General Public License along with this program. If not, see
* <http://www.gnu.org/licenses/>.
*/
package eu.omp.irap.vespa.epntapclient.utils;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import eu.omp.irap.vespa.epntapclient.votable.Utils.StringJoiner;
/**
* @author N. Jourdane
*/
public final class Queries {
// AMDA access_url: http://cdpp-epntap.cesr.fr/__system__/tap/run/tap
// AMDA table name: amdadb.epn_core
/** Query to get all EPN-TAP services. */
public static final String GET_EPN_TAP_SERVICES = "SELECT short_name, "
+ "res_title AS schema_title, table_name, schema_name, ivoid, access_url "
+ "FROM rr.resource NATURAL JOIN rr.res_schema NATURAL JOIN rr.res_table "
+ "NATURAL JOIN rr.interface NATURAL JOIN rr.res_detail NATURAL JOIN rr.capability "
+ "WHERE standard_id='ivo://ivoa.net/std/tap' AND "
+ "intf_type='vs:paramhttp' AND "
+ "detail_xpath='/capability/dataModel/@ivo-id' AND "
+ "1=ivo_nocasematch(detail_value, 'ivo://vopdc.obspm/std/EpnCore%') "
+ "ORDER BY short_name, table_name";
/**
* The default query, with these parameters, respectively: max_rows, target_name, time_min,
* time_max, dataproduct_type, spectral_range_min, spectral_range_max.
*
* @param nbRow The maximum number of rows returned.
* @param tableName The name of the target table for the query.
* @param params A map of parameters, for the `WHERE` keywords.
* @return The literal string of the query.
*/
public static String getQuery(String tableName, Map<String, Object> params, int nbRow) {
StringJoiner addJoin = new StringJoiner(" AND ");
for (Map.Entry<String, Object> param : params.entrySet()) {
Class paramClass = param.getValue().getClass();
if (paramClass == ArrayList.class) {
StringJoiner orJoin = new StringJoiner(" OR ");
List<String> possibleValues = ((List<String>) param.getValue());
for (String possibleValue : possibleValues)
orJoin.add(param.getKey() + " LIKE '" + possibleValue + "'");
addJoin.add("(" + orJoin + ")");
} else if (paramClass == String.class) {
addJoin.add(param.getKey() + " LIKE '" + param.getValue() + "'");
} else {
addJoin.add(param.getKey() + " = " + param.getValue().toString());
}
}
String where = "".equals(addJoin) ? "" : " WHERE " + addJoin;
return "SELECT TOP " + nbRow + " target_name, target_class FROM " + tableName + where;
}
/** Constructor to hide the implicit public one. */
private Queries() {
}
}